Home / 35,341.68-53,012.75-10,381.63

Finding the Fourth Proportional to 35,341.68, 53,012.75 and 10,381.63

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Solution

The fourth proportional to 35,341.68, 53,012.75 and 10,381.63 is: 15,572.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,341.68 : 53,012.75 = 10,381.63 : x
  2. Step 2: Convert to fraction form
    35,341.68/53,012.75 = 10,381.63/x
  3. Step 3: Cross multiply
    35,341.68x = 53,012.75 × 10,381.63
  4. Step 4: Simplify right side
    35,341.68x = 550,358,670.74
  5. Step 5: Solve for x
    x = 550,358,670.74/35,341.68
  6. Step 6: Final answer
    x = 15,572.51

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.